What is the maximum height of the DW35 model?

The maximum height for the DW35 model is 3500mm.

How many times is the product checked before delivery?

All products undergo three quality control checks before delivery.

What is the working medium for the prop?

It can use 10 (M10) Emulsifier or water as the working medium.

Hot Sale Underground Coal Mine Supporting Acrow Props

Name: Hot Sale Underground Coal Mine Supporting Acrow Props
Brand: Rizhao Junrui Trading Co., Ltd
SKU: 2153086175

Shandong, ChinaRizhao Junrui Trading Co., Ltd

US$200.00

1 Piece

Product profile

Customization

Available

After-sales Service

Our Team Is Dedicated to Addressing Customer Queri

Warranty

12 Months

Model NO.

DW35

Certification

CE, ISO 9001:2000

Surface Treatment

Galvanized

Material

Alloy Steel

Max Height

3500 mm

Min Height

2700mm

Working Stroke

800 mm

Model

Dw Hydraulic Prop

Net Weight

82.8kg

Rated Resistance

150kN

Rated Fluid Pressure

19.1MPa

First Sustaining Load

118--157kN

Pump

15or20MP

Column Lifting Speed

60mm/S

Transport Package

Carton Box, Plastic Bags, Wooden Cases

Specification

Trademark

Origin

China

Production Capacity

1000 Boxes Per Month

Key features

Comprehensive Warranty: 12 months warranty coverage for all mechanical defects.

International Certifications: CE and ISO 9001:2000 certified for quality and safety compliance.

Durable Material: Constructed from high-strength alloy steel with galvanized surface treatment.

Advanced Seal Technology: Utilizes seal-compensation and seal-swelling techniques for leak prevention.

Enhanced Safety Design: Avoids arc weld to prevent fracture and roof caving accidents.

Cost Efficiency: Low damage rate reduces spare parts demand and maintenance costs.

Versatile Application: Suitable for thin and thick coal seams in various mining conditions.

Strict Quality Control: All products undergo three QC checks before delivery.

Company profile

Rizhao Junrui Trading Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-02-19Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤4.43hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryRizhao Junrui Trading Co., Ltd is identified as both a trading company and manufacturer/factory in China, offering hydraulic cylinders, pumps, power units, and related components. The supplier reports multiple dedicated hydraulic, tank, pipe, cold-processing, and stamping production lines, plus more than 600 employees in one company description; however, another slice states only three total employees, creating a material inconsistency. It provides OEM and extensive customization services and generates 71%–90% of sales from exports, with six years of export experience and self-operated import/export rights. Innovation evidence is limited: no SDK is available, only one R&D engineer is reported, and R&D audit documentation is unavailable. No overseas showrooms, agents, branches, or offline trade-show participation are reported. Financial data only identifies years, not financial performance, so credibility cannot be assessed. No customer cases or certifications are provided.

Supplier typeThe supplier is described as both a trading company and manufacturer/factory, while its company type is also listed as a trading company. Its stated business scope covers hydraulic cylinders, mine columns, jacks, hydraulic components, systems, pump stations, and related metal and plastic products. This indicates a mixed trading-and-manufacturing profile, although the records are not fully consistent.

R&D capabilityThe supplier describes hydraulic R&D and an engineering team providing technical support, but reports no available SDK, only one R&D engineer, and no R&D audit documentation covering design inputs, outputs, reviews, verification, or validation. These records show some technical capability but do not establish strong innovation systems.

Production capacityThe supplier reports four high-pressure hydraulic-cylinder lines, two coal-machine cylinder lines, one telescopic-cylinder line, one high-pressure oil-pipe line, two construction-machinery tank lines, four agricultural-machinery tank cold-processing lines, and an advanced stamping workshop. It also states that it has multiple hydraulic and power-unit workshops, but the reported employee count conflicts sharply between more than 600 and three; production scale is therefore supported by claimed facilities but not fully consistent across records.

Customization capabilityThe supplier explicitly provides OEM services for well-known brands and supports customization from samples, designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization capability.